1461423226 has 4 divisors (see below), whose sum is σ = 2192134842. Its totient is φ = 730711612.

The previous prime is 1461423221. The next prime is 1461423233. The reversal of 1461423226 is 6223241641.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1444076001 + 17347225 = 38001^2 + 4165^2 .

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (1461423221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365355805 + ... + 365355808.

Almost surely, 2^1461423226 is an apocalyptic number.

1461423226 is a deficient number, since it is larger than the sum of its proper divisors (730711616).

1461423226 is an equidigital number, since it uses as much as digits as its factorization.

1461423226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730711615.

The product of its digits is 13824, while the sum is 31.

The square root of 1461423226 is about 38228.5655760192. The cubic root of 1461423226 is about 1134.8156986936.

Adding to 1461423226 its reverse (6223241641), we get a palindrome (7684664867).

The spelling of 1461423226 in words is "one billion, four hundred sixty-one million, four hundred twenty-three thousand, two hundred twenty-six".